Aptitude and Reasoning Questions

Q:

Mahanath works 2 times as fast as Sahay. If Sahay can complete a job alone in 21 days, then in how many days can they together finish the job?

A) 7 days B) 6 days
C) 5 days D) 2 days
 
Answer & Explanation Answer: A) 7 days

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Filed Under: Time and Work
Exam Prep: Bank Exams

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Q:

The ratio of selling price to the cost price is 13 : 17. What is the loss percentage?

A) 23.52 B) 27.74
C) 18.62 D) 19.45
 
Answer & Explanation Answer: A) 23.52

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

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Q:

An army lost 10% of its men in war, 10% of the remaining died due to disease and 10% of the rest were declared disabled. Thus the strength of the army was reduced to 7,29,000 active men. The original strength of the army was

A) 1500000 B) 1000000
C) 1200000 D) 1100000
 
Answer & Explanation Answer: B) 1000000

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

If a-b=1 and a3-b3 = 61, then the value of ab will be

A) -20 B) 20
C) 30 D) 60
 
Answer & Explanation Answer: B) 20

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

Rs. 750 invested for 3 months gave an interest of Rs. 18. What was the simple rate of interest per annum?

A) 9.6% B) 2.4%
C) 7.2% D) 12%
 
Answer & Explanation Answer: A) 9.6%

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Filed Under: Simple Interest
Exam Prep: Bank Exams

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Q:

If the radius of a circumscribed circle in an equilateral triangle is 14 cm. Then what will be the radius (in cm) of the inscribed circle?

A) 7 B) 14
C) 28 D) 35
 
Answer & Explanation Answer: A) 7

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Filed Under: Area
Exam Prep: Bank Exams

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Q:

What should come in place of question mark (?) in the following question? (You do not have to calculate the exact value.)

(√80.997 - √25.001) × (√120.98 + √16.02) = ?

A) 20 B) 30
C) 40 D) 50
 
Answer & Explanation Answer:

Explanation:

Ans. 
Approximating the values:
(√81 - √25) × (√121 + √16) = ?
(9 - 5) × (11 + 4) = ?
4 × 15 = ?
? = 60

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Filed Under: Simplification
Exam Prep: AIEEE , Bank Exams , GATE

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Q:

6.651 -­ (148.6 ­- x ) -­ 57.22 = 6.098. Find x.

A) 205.267 B) 90.827
C) -­91.933 D) 218.569
 
Answer & Explanation Answer: A) 205.267

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Filed Under: Simplification
Exam Prep: AIEEE , Bank Exams , CAT

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